skia2/tests/sksl/shared/SwizzleConstants.metal
John Stiles 0ac6c15075 Reduce self-assignment expressions (x = x) into just x.
Change-Id: I44356aa781f208f4941dbeb617a30318e36c1081
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/367062
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
2021-02-10 20:00:05 +00:00

49 lines
1.4 KiB
Metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
float4 testInputs;
float4 colorGreen;
float4 colorRed;
};
struct Inputs {
};
struct Outputs {
float4 sk_FragColor [[color(0)]];
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
float4 v = _uniforms.testInputs;
v = float4(v.x, 1.0, 1.0, 1.0);
v = float4(v.xy, 1.0, 1.0);
v = float4(v.x, 1.0, 1.0, 1.0);
v = float4(0.0, v.y, 1.0, 1.0);
v = float4(v.xyz, 1.0);
v = float4(v.xy, 1.0, 1.0);
v = float4(v.x, 0.0, v.z, 1.0);
v = float4(v.x, 1.0, 0.0, 1.0);
v = float4(1.0, v.yz, 1.0);
v = float4(0.0, v.y, 1.0, 1.0);
v = float4(1.0, 1.0, v.z, 1.0);
v = float4(v.xyz, 1.0);
v = float4(v.xy, 0.0, v.w);
v = float4(v.xy, 1.0, 0.0);
v = float4(v.x, 1.0, v.zw);
v = float4(v.x, 0.0, v.z, 1.0);
v = float4(v.x, 1.0, 1.0, v.w);
v = float4(v.x, 1.0, 0.0, 1.0);
v = float4(1.0, v.yzw);
v = float4(0.0, v.yz, 1.0);
v = float4(0.0, v.y, 1.0, v.w);
v = float4(1.0, v.y, 1.0, 1.0);
v = float4(0.0, 0.0, v.zw);
v = float4(0.0, 0.0, v.z, 1.0);
v = float4(0.0, 1.0, 1.0, v.w);
_out.sk_FragColor = all(v == float4(0.0, 1.0, 1.0, 1.0)) ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}